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Species library › Sempervivum › Sempervivum iranicum
Succulents Partly documented

Sempervivum iranicum

A rarely seen houseleek from the high Alborz mountains of northern Iran, growing on rocky slopes above about 1,900 m with snowy winters and dry, sunny summers. It is a hardy alpine rosette plant best grown outdoors or in an unheated alpine house.

Sempervivum iranicum
Photo: Fraxinus.ornus, CC BY-SA 4.0, via Wikimedia Commons
At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Like other Sempervivum, it is assumed to grow in rock crevices, scree and stony alpine grassland on open mountain slopes.

Records sit at about 1,900–2,600 m; one point given at 5,351 m is almost certainly an error.

Iran

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app. Photo from Wikimedia Commons, used under its CC BY-SA 4.0 licence, unmodified.